/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/

/***************************************************************************
*                                                                         *
*   This program is free software; you can redistribute it and/or modify  *
*   it under the terms of the GNU General Public License as published by  *
*   the Free Software Foundation; either version 2 of the License, or     *
*   (at your option) any later version.                                   *
*                                                                         *
***************************************************************************/

#ifdef _WIN32

#include <iostream>
#include <signal.h>
#include <stdio.h>
#include <fcntl.h>
#include <io.h>
using namespace std;

#define MAX_LINES 500

#include <windows.h>
#include <wincon.h>

bool consoleOptionEnabled(int argc, char* argv[])
{
    bool value = false;

    for (int i = 0; i < argc; i++) {
        if (strcmp(argv[i], "--console") == 0 ||
                strcmp(argv[i], "-c") == 0) {
            value = true;
            break;
        }
    }

    return value;
}

void redirectIOToConsole()
{
    int hConHandle;
    HANDLE lStdHandle;
    CONSOLE_SCREEN_BUFFER_INFO coninfo;
    FILE *fp;

    // allocate console
    if (GetStdHandle(STD_OUTPUT_HANDLE) != INVALID_HANDLE_VALUE) {
        AllocConsole();
    }

    // set the screen buffer to be big enough to let us scroll text
    GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &coninfo);
    coninfo.dwSize.Y = MAX_LINES;
    SetConsoleScreenBufferSize(GetStdHandle(STD_OUTPUT_HANDLE), coninfo.dwSize);
    // redirect unbuffered STDOUT to the console
    lStdHandle = GetStdHandle(STD_OUTPUT_HANDLE);
    hConHandle = _open_osfhandle((intptr_t) lStdHandle, _O_TEXT);
    fp = _fdopen(hConHandle, "w");
    *stdout = *fp;
    setvbuf(stdout, NULL, _IONBF, 0);
    // redirect unbuffered STDIN to the console
    lStdHandle = GetStdHandle(STD_INPUT_HANDLE);
    hConHandle = _open_osfhandle((intptr_t) lStdHandle, _O_TEXT);
    fp = _fdopen(hConHandle, "r");
    *stdin = *fp;
    setvbuf(stdin, NULL, _IONBF, 0);
    // redirect unbuffered STDERR to the console
    lStdHandle = GetStdHandle(STD_ERROR_HANDLE);
    hConHandle = _open_osfhandle((intptr_t) lStdHandle, _O_TEXT);
    fp = _fdopen(hConHandle, "w");
    *stderr = *fp;
    setvbuf(stderr, NULL, _IONBF, 0);
    // make cout, wcout, cin, wcin, wcerr, cerr, wclog and clog
    // point to console as well
    ios::sync_with_stdio();
}

#endif /* WIN32 */